Minnetonka High School is a four-year public high school in Minnetonka, Minnesota, United States, a western suburb of Minneapolis-St. Paul. Newsweek ranked the school 123rd on its list of America's Top High Schools. Niche ranked it 3rd among Minnesota public high schools.

Minnetonka High School is the only high school in the Minnetonka School District, whose enrollment area comprises western Minnetonka, northern Chanhassen, Deephaven, Excelsior, Greenwood, Shorewood, Tonka Bay, Woodland, northern Victoria, and northern Eden Prairie, an area known as "South Lake Minnetonka" or simply "Minnetonka".